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Mystery GPS jammer in Iran becomes test for NASA satellites’ capabilities

NASA science satellites show dual use in locating sources of GPS interference.

Mystery GPS jammer in Iran becomes test for NASA satellites’ capabilities

TL;DR

  • NASA satellites designed for cyclone and ice sheet observation can identify approximate locations of GPS jammers.
  • Experiments using CYGNSS and NISAR satellites located a jammer in Iran within a few kilometers.
  • CYGNSS proved more accurate than NISAR in locating the jammer.
  • This capability could help monitor areas with GPS interference, benefiting aircraft and ship navigation.
  • GPS jamming is a growing problem affecting global shipping and air traffic.